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Finding the Fourth Proportional to 33,093.15, 49,639.29 and 8,133.41

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Solution

The fourth proportional to 33,093.15, 49,639.29 and 8,133.41 is: 12,200.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,093.15 : 49,639.29 = 8,133.41 : x
  2. Step 2: Convert to fraction form
    33,093.15/49,639.29 = 8,133.41/x
  3. Step 3: Cross multiply
    33,093.15x = 49,639.29 × 8,133.41
  4. Step 4: Simplify right side
    33,093.15x = 403,736,791.28
  5. Step 5: Solve for x
    x = 403,736,791.28/33,093.15
  6. Step 6: Final answer
    x = 12,200.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.